The results of present studies provide the bases for the probe into the toxicity of fenvalerate on the lung and its mechanisms, and for the formulation of the hygienic criterion of fenvalerate.
研究结果为探讨氰戊菊酯的肺脏毒性及其机理，为制订其卫生标准提供依据。
2
The dose was adjusted additionally in some patients on the basis of observed toxicity until disease progression or any other withdrawal criterion was met.